PU 502 then IB 1049 at Madrid
Buenos Aires → Madrid → Pamplona
Timetable, Madrid time
08:35PU 502 from Buenos Aires at the gate
07:55IB 1049 to Pamplona leaves the gate
23 h 20 apart on the timetable, overnight
IB 1049 leaves 23 h 20 after PU 502 arrives on the timetable: more than half a day, so not a connection we count.